<!DOCTYPE html>
<html>

<head>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>Baidu Map </title>
    <style>
        html {
            height: 100%
        }

        body {
            height: 100%;
            margin: 0px;
            padding: 0px
        }

        #container {
            height: 100%
        }
    </style>
</head>

<body>
    <div id="container"></div>
</body>

</html>

<script type="text/javascript" src="https://api.map.baidu.com/api?v=1.0&type=webgl&ak=sD9ReBqDzDA7rB5KHwlGYmzfOy1Acu5p"></script>

<script>
    var map = new BMapGL.Map("container");          // 创建地图实例 
    var point = new BMapGL.Point(116.404, 39.915);  // 创建点坐标 
    map.centerAndZoom(point, 15);             // 初始化地图，设置中心点坐标和地图级别

    map.enableScrollWheelZoom(true);     //开启鼠标滚轮缩放

</script>